/*
 * Copyright (c) 2007 innoSysTec (R) GmbH, Germany. All rights reserved.
 * Original author: Edmund Wagner
 * Creation date: 05.06.2007
 *
 * Source: $HeadURL$
 * Last changed: $LastChangedDate$
 * 
 * the unrar licence applies to all junrar source and binary distributions 
 * you are not allowed to use this source to re-create the RAR compression algorithm
 * 
 * Here some html entities which can be used for escaping javadoc tags:
 * "&":  "&#038;" or "&amp;"
 * "<":  "&#060;" or "&lt;"
 * ">":  "&#062;" or "&gt;"
 * "@":  "&#064;" 
 */
package com.github.junrar.unpack.ppm;

import com.github.junrar.io.Raw;

/**
 * DOCUMENT ME
 * 
 * @author $LastChangedBy$
 * @version $LastChangedRevision$
 */
public class RarNode extends Pointer
 {
  private int next; // rarnode pointer

  public static final int size = 4;

  public RarNode(byte[] mem)
   {
    super(mem);
   }

  public int getNext()
   {
    if (mem != null)
     {
      next = Raw.readIntLittleEndian(mem, pos);
     }
    return next;
   }

  public void setNext(RarNode next)
   {
    setNext(next.getAddress());
   }

  public void setNext(int next)
   {
    this.next = next;
    if (mem != null)
     {
      Raw.writeIntLittleEndian(mem, pos, next);
     }
   }

  public String toString()
   {
    StringBuilder buffer = new StringBuilder();
    buffer.append("State[");
    buffer.append("\n  pos=");
    buffer.append(pos);
    buffer.append("\n  size=");
    buffer.append(size);
    buffer.append("\n  next=");
    buffer.append(getNext());
    buffer.append("\n]");
    return buffer.toString();
   }
 }
